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Long term results for 2001 V70 auto transmission drain and fill

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vtl
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Year and Model: 2005 XC70
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Post by vtl »

That dirty fluid is usually a sign of bad torque converter clutch. Just burnt ATF is brown, not black. If you put one drop of your old fluid on a white paper towel, you'll see worn friction particles.

Also need to check ATF level with the engine running, or the level will be high.

dikidera
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Post by dikidera »

vtl wrote: 01 Jun 2025, 20:19 That dirty fluid is usually a sign of bad torque converter clutch. Just burnt ATF is brown, not black. If you put one drop of your old fluid on a white paper towel, you'll see worn friction particles.

Also need to check ATF level with the engine running, or the level will be high.
I still say it's partly because of old fluid(previous owners) + slipping lockup function leading to this disaster. All transmission posts + 2 of my own I've seen have had the same color(brown or worse).

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